Setting the RT-820M thermal relay

Setting the RT-820M thermal relay

Help in setting up the RT-820M thermal relay. How to set the threshold parameters of the given thermal relay (with LCD display and 4 buttons). From -8 to +3 degrees.

What is ripple of LED lamps?

What is ripple of LED lamps?

What is ripple of LED lamps and why does it occur? What should be the ripple coefficient according to the norms. Methods for checking the flickering of LED lamps.

How to measure AC frequency?

How to measure AC frequency?

How to measure the frequency of alternating current in the network using a multimeter or frequency counter. Alternative methods for measuring AC frequency.

Hob single pole machine

Hob single pole machine

Please tell me, can I use a 32A single-pole circuit breaker to connect the hob? Or do you need a 32A difavtomat?

What cable section is needed for 75 kW?

What cable section is needed for 75 kW?

It is necessary to calculate the cross-section of the cable. Length 1000 meters, power 75 kW. Which automatic machine to put on the input and cable cross-section which to choose?

What is the analog of the GFP50N06 transistor?

What is the analog of the GFP50N06 transistor?

How to replace the transistor GFP50N06. On the screwdriver in the button is. Stopped giving out all the power when you press the button screwdriver. I am looking for an analog transistor GFP50N06.

Why does an RCD work on an electric stove?

Why does an RCD work on an electric stove?

The RCD works on an electric stove (the stove is not installed). When you turn on the RCD of the electric stove, the total RCD of the apartment turns off. What is the reason and what to do?

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How to conduct electrical wiring in an apartment - all stages of electrical installation